User waituntilthebeep produced these excellent videos showing the installation process on his 2012 GL1800, along with a problem he encountered with the instructions - and the solution:

waituntilthebeep wrote:I cranked out the videos. The first one is the basic installation stuff I did and the second shows the details of what I ran into as far as not being plug and play. I will ride with them for the first time in the dark tomorrow morning.

Just purchased and installed the NEW SoCAL LED headlights which have corrected the issue you encountered. The new units are completely plug & play, no need to cut the H7 adapter from the bulbs. Included a spacer for proper fitment. Maybe next year I will also do my High beams!